19888647000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{769}}^1$

素因数の和:1063

約数の個数: 256

約数和(自身を含む): 64086422400

約数和(自身を除く): 44197775400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 50, 60, 74, 75, 100, 111, 120, 125, 148, 150, 185, 200, 222, 233, 250, 296, 300, 370, 375, 444, 466, 500, 555, 600, 699, 740, 750, 769, 888, 925, 932, 1000, 1110, 1165, 1398, 1480, 1500, 1538, 1850, 1864, 2220, 2307, 2330, 2775, 2796, 3000, 3076, 3495, 3700, 3845, 4440, 4614, 4625, 4660, 5550, 5592, 5825, 6152, 6990, 7400, 7690, 8621, 9228, 9250, 9320, 11100, 11535, 11650, 13875, 13980, 15380, 17242, 17475, 18456, 18500, 19225, 22200, 23070, 23300, 25863, 27750, 27960, 28453, 29125, 30760, 34484, 34950, 37000, 38450, 43105, 46140, 46600, 51726, 55500, 56906, 57675, 58250, 68968, 69900, 76900, 85359, 86210, 87375, 92280, 96125, 103452, 111000, 113812, 115350, 116500, 129315, 139800, 142265, 153800, 170718, 172420, 174750, 179177, 192250, 206904, 215525, 227624, 230700, 233000, 258630, 284530, 288375, 341436, 344840, 349500, 358354, 384500, 426795, 431050, 461400, 517260, 537531, 569060, 576750, 646575, 682872, 699000, 711325, 716708, 769000, 853590, 862100, 895885, 1034520, 1075062, 1077625, 1138120, 1153500, 1293150, 1422650, 1433416, 1707180, 1724200, 1791770, 2133975, 2150124, 2155250, 2307000, 2586300, 2687655, 2845300, 3232875, 3414360, 3556625, 3583540, 4267950, 4300248, 4310500, 4479425, 5172600, 5375310, 5690600, 6465750, 6629549, 7113250, 7167080, 8535900, 8621000, 8958850, 10669875, 10750620, 12931500, 13259098, 13438275, 14226500, 17071800, 17917700, 19888647, 21339750, 21501240, 22397125, 25863000, 26518196, 26876550, 28453000, 33147745, 35835400, 39777294, 42679500, 44794250, 53036392, 53753100, 66295490, 67191375, 79554588, 85359000, 89588500, 99443235, 107506200, 132590980, 134382750, 159109176, 165738725, 179177000, 198886470, 265181960, 268765500, 331477450, 397772940, 497216175, 537531000, 662954900, 795545880, 828693625, 994432350, 1325909800, 1657387250, 1988864700, 2486080875, 3314774500, 3977729400, 4972161750, 6629549000, 9944323500, 19888647000]

約数ペア:

[(1, 19888647000), (2, 9944323500), (3, 6629549000), (4, 4972161750), (5, 3977729400), (6, 3314774500), (8, 2486080875), (10, 1988864700), (12, 1657387250), (15, 1325909800), (20, 994432350), (24, 828693625), (25, 795545880), (30, 662954900), (37, 537531000), (40, 497216175), (50, 397772940), (60, 331477450), (74, 268765500), (75, 265181960), (100, 198886470), (111, 179177000), (120, 165738725), (125, 159109176), (148, 134382750), (150, 132590980), (185, 107506200), (200, 99443235), (222, 89588500), (233, 85359000), (250, 79554588), (296, 67191375), (300, 66295490), (370, 53753100), (375, 53036392), (444, 44794250), (466, 42679500), (500, 39777294), (555, 35835400), (600, 33147745), (699, 28453000), (740, 26876550), (750, 26518196), (769, 25863000), (888, 22397125), (925, 21501240), (932, 21339750), (1000, 19888647), (1110, 17917700), (1165, 17071800), (1398, 14226500), (1480, 13438275), (1500, 13259098), (1538, 12931500), (1850, 10750620), (1864, 10669875), (2220, 8958850), (2307, 8621000), (2330, 8535900), (2775, 7167080), (2796, 7113250), (3000, 6629549), (3076, 6465750), (3495, 5690600), (3700, 5375310), (3845, 5172600), (4440, 4479425), (4614, 4310500), (4625, 4300248), (4660, 4267950), (5550, 3583540), (5592, 3556625), (5825, 3414360), (6152, 3232875), (6990, 2845300), (7400, 2687655), (7690, 2586300), (8621, 2307000), (9228, 2155250), (9250, 2150124), (9320, 2133975), (11100, 1791770), (11535, 1724200), (11650, 1707180), (13875, 1433416), (13980, 1422650), (15380, 1293150), (17242, 1153500), (17475, 1138120), (18456, 1077625), (18500, 1075062), (19225, 1034520), (22200, 895885), (23070, 862100), (23300, 853590), (25863, 769000), (27750, 716708), (27960, 711325), (28453, 699000), (29125, 682872), (30760, 646575), (34484, 576750), (34950, 569060), (37000, 537531), (38450, 517260), (43105, 461400), (46140, 431050), (46600, 426795), (51726, 384500), (55500, 358354), (56906, 349500), (57675, 344840), (58250, 341436), (68968, 288375), (69900, 284530), (76900, 258630), (85359, 233000), (86210, 230700), (87375, 227624), (92280, 215525), (96125, 206904), (103452, 192250), (111000, 179177), (113812, 174750), (115350, 172420), (116500, 170718), (129315, 153800), (139800, 142265)]